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gtk2_ardour/control_slave_ui.cc
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205
gtk2_ardour/control_slave_ui.cc
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/*
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Copyright (C) 2016 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <string>
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#include <gtkmm/menu.h>
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#include "pbd/convert.h"
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#include "ardour/session.h"
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#include "ardour/stripable.h"
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#include "ardour/types.h"
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#include "ardour/vca.h"
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#include "ardour/vca_manager.h"
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#include "gtkmm2ext/gtk_ui.h"
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#include "gtkmm2ext/utils.h"
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#include "ardour_button.h"
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#include "control_slave_ui.h"
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#include "gui_thread.h"
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#include "i18n.h"
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using namespace ARDOUR;
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using namespace Gtk;
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using std::string;
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ControlSlaveUI::ControlSlaveUI (Session* s)
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: SessionHandlePtr (s)
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, initial_button (ArdourButton::default_elements)
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{
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set_no_show_all (true);
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Gtkmm2ext::UI::instance()->set_tip (*this, _("Control Masters"));
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initial_button.set_no_show_all (true);
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initial_button.set_name (X_("vca assign"));
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initial_button.set_text (_("-vca-"));
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initial_button.show ();
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initial_button.add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
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initial_button.signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &ControlSlaveUI::vca_button_release), 0), false);
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pack_start (initial_button, true, true);
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}
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void
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ControlSlaveUI::set_stripable (boost::shared_ptr<Stripable> s)
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{
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connections.drop_connections ();
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stripable = s;
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if (stripable) {
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boost::shared_ptr<GainControl> ac = stripable->gain_control();
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assert (ac);
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ac->MasterStatusChange.connect (connections,
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invalidator (*this),
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boost::bind (&ControlSlaveUI::update_vca_display, this),
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gui_context());
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stripable->DropReferences.connect (connections, invalidator (*this), boost::bind (&ControlSlaveUI::set_stripable, this, boost::shared_ptr<Stripable>()), gui_context());
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}
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update_vca_display ();
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}
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void
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ControlSlaveUI::update_vca_display ()
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{
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VCAList vcas (_session->vca_manager().vcas());
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bool any = false;
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Gtkmm2ext::container_clear (*this);
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for (VCAList::iterator v = vcas.begin(); v != vcas.end(); ++v) {
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if (stripable->gain_control()->slaved_to ((*v)->gain_control())) {
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add_vca_button (*v);
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any = true;
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}
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}
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if (!any) {
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pack_start (initial_button, true, true);
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}
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show ();
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}
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void
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ControlSlaveUI::vca_menu_toggle (Gtk::CheckMenuItem* menuitem, uint32_t n)
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{
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boost::shared_ptr<VCA> vca = _session->vca_manager().vca_by_number (n);
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if (!vca) {
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return;
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}
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boost::shared_ptr<Slavable> sl = boost::dynamic_pointer_cast<Slavable> (stripable);
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if (!sl) {
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return;
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}
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if (!menuitem->get_active()) {
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sl->unassign (vca);
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} else {
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sl->assign (vca);
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}
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}
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void
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ControlSlaveUI::unassign_all ()
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{
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boost::shared_ptr<Slavable> sl = boost::dynamic_pointer_cast<Slavable> (stripable);
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if (!sl) {
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return;
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}
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sl->unassign (boost::shared_ptr<VCA>());
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}
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bool
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ControlSlaveUI::specific_vca_button_release (GdkEventButton* ev, uint32_t n)
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{
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return vca_button_release (ev, n);
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}
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bool
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ControlSlaveUI::vca_button_release (GdkEventButton* ev, uint32_t n)
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{
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using namespace Gtk::Menu_Helpers;
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if (!_session) {
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return false;
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}
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/* primary click only */
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if (ev->button != 1) {
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return false;
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}
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if (!stripable) {
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/* no route - nothing to do */
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return false;
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}
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VCAList vcas (_session->vca_manager().vcas());
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if (vcas.empty()) {
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/* the button should not have been visible under these conditions */
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return true;
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}
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Menu* menu = new Menu;
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MenuList& items = menu->items();
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for (VCAList::iterator v = vcas.begin(); v != vcas.end(); ++v) {
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items.push_back (CheckMenuElem ((*v)->name()));
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Gtk::CheckMenuItem* item = dynamic_cast<Gtk::CheckMenuItem*> (&items.back());
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if (stripable->gain_control()->slaved_to ((*v)->gain_control())) {
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item->set_active (true);
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}
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item->signal_activate().connect (sigc::bind (sigc::mem_fun (*this, &ControlSlaveUI::vca_menu_toggle), item, (*v)->number()));
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}
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items.push_back (MenuElem (_("Unassign All"), sigc::mem_fun (*this, &ControlSlaveUI::unassign_all)));
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menu->popup (1, ev->time);
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return true;
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}
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void
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ControlSlaveUI::add_vca_button (boost::shared_ptr<VCA> vca)
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{
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ArdourButton* vca_button = manage (new ArdourButton (ArdourButton::default_elements));
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vca_button->set_no_show_all (true);
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vca_button->set_name (X_("vca assign"));
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vca_button->add_events (Gdk::BUTTON_PRESS_MASK|Gdk::BUTTON_RELEASE_MASK);
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vca_button->signal_button_release_event().connect (sigc::bind (sigc::mem_fun (*this, &ControlSlaveUI::specific_vca_button_release), vca->number()), false);
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vca_button->set_text (PBD::to_string (vca->number(), std::dec));
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pack_start (*vca_button);
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vca_button->show ();
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}
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61
gtk2_ardour/control_slave_ui.h
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61
gtk2_ardour/control_slave_ui.h
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@ -0,0 +1,61 @@
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/*
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Copyright (C) 2016 Paul Davis
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This program is free software; you can redistribute it and/or modify
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it under the terms of the GNU General Public License as published by
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the Free Software Foundation; either version 2 of the License, or
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(at your option) any later version.
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This program is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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GNU General Public License for more details.
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You should have received a copy of the GNU General Public License
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along with this program; if not, write to the Free Software
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Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#ifndef __gtk2_ardour_control_slave_ui_h__
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#define __gtk2_ardour_control_slave_ui_h__
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#include <stdint.h>
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#include <boost/shared_ptr.hpp>
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#include <gtkmm/box.h>
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#include <gtkmm/checkmenuitem.h>
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#include "pbd/signals.h"
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#include "ardour/session_handle.h"
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#include "ardour_button.h"
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namespace ARDOUR {
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class VCA;
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class Stripable;
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class Session;
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}
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class ControlSlaveUI : public Gtk::HBox, public ARDOUR::SessionHandlePtr
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{
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public:
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ControlSlaveUI (ARDOUR::Session*);
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void set_stripable (boost::shared_ptr<ARDOUR::Stripable>);
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private:
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boost::shared_ptr<ARDOUR::Stripable> stripable;
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PBD::ScopedConnectionList connections;
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ArdourButton initial_button;
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void update_vca_display ();
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void vca_menu_toggle (Gtk::CheckMenuItem*, uint32_t n);
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bool specific_vca_button_release (GdkEventButton* ev, uint32_t n);
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bool vca_event_box_release (GdkEventButton* ev);
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bool vca_button_release (GdkEventButton* ev, uint32_t n);
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void add_vca_button (boost::shared_ptr<ARDOUR::VCA>);
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void unassign_all ();
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};
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#endif /* __gtk2_ardour_control_slave_ui_h__ */
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